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Chemistry 1995 WAEC Past Questions

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21
In which of the following processes are larger molecules broken down into smaller molecules?
  • A. Vulcanization of rubber
  • B. Hydrogenation of palm oil
  • C. Hydrolysis of starch
  • D. Polymerization
  • E. Esterification
View Answer & Discuss (6) WAEC 1995
22

The following alkanols will yield alkanoic acids on reacting with excess acidified K2Cr2O7 except

  • A. CH3CH2OH
  • B. (CH3)2CHCH2OH
  • C. (CH3)3CCH2OH
  • D. (CH3)3COH
  • E. CH3CH2CH2CH2OH
View Answer & Discuss (5) WAEC 1995
23
Which of the following is an alloy of mercury?
  • A. Stainless steel
  • B. Soft solder
  • C. Coinage bronze
  • D. Amalgam
  • E. Duralumin
View Answer & Discuss WAEC 1995
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24
The function of limestone in the extraction of iron in the blast furnace is
  • A. removal of the earthly impurities
  • B. decomposition of the iron ore
  • C. conversion of iron (lll) to iron (ll) compounds
  • D. generation of heat for the process
  • E. conversion of coke to carbon(ll)oxide
View Answer & Discuss WAEC 1995
25
Metals which react with steam only when they are red-hot include
  • A. copper
  • B. sodium
  • C. calcium
  • D. gold
  • E. iron
View Answer & Discuss WAEC 1995
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free